<template>
  <div v-theme:column="'wide'" id="show-blogs">
    <h1>博客总览</h1>
    <input type="text" v-model="search" placeholder="搜索">

    <div v-for="blog in filteredBlogs" class="single-blog">
      <router-link :to="'blog/'+blog.id">
        <h2 v-rainbow>{{blog.title | to-uppercase}}</h2>
        <article>{{blog.body | snippet}}</article>
      </router-link>
    </div>

  </div>
</template>

<script>
  export default {
    name: 'show-blog',
    data() {
      return {
        blogs: [],
        search: ''
      }
    },
    created() {
      this.$http.get('http://jsonplaceholder.typicode.com/posts')
        .then(function (data) {
          this.blogs = data.body.slice(0, 10);
        })
    },
    computed: {
      filteredBlogs() {
        return this.blogs.filter((blog) => {
          return blog.title.match(this.search)
        })
      }
    }
    // filters: {
    //   toUppercase(value) {
    //     return value.topUpperCase();
    //   }
    // },
    // directive: {
    //   "rainbow": {
    //     bind(el, binding, vnode) {
    //       el.style.color = "#" + Math.random().toString(16).slice(2, 8);
    //     }
    //   }
    // }
  }

</script>

<style>
  #show-blogs {
    max-width: 800px;
    margin: 0 auto;
  }

  .single-blog {
    padding: 20px;
    margin: 20px 0;
    box-sizing: border-box;
    background: #eee;
    border: 1px dotted #aaa;
  }

  a{
    color: #444;
    text-decoration: none;
  }

  input[type="text"]{
    padding: 8px;
    width: 100%;
    box-sizing: border-box;
  }
</style>
